<div class="page-header">
	<div class="navbar-header">
	<div class="logo-sm">
	    <a href="javascript:void(0)" id="sidebar-toggle-button"><i class="fa fa-bars"></i></a>
	    <a class="logo-box" href="index.html"><span>后台管理</span></a>
	</div>
	<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
	    <i class="fa fa-angle-down"></i>
	</button>
	</div>
<nav class="navbar navbar-default">
    <div class="container-fluid">
        <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
            <ul class="nav navbar-nav">
                <li><a href="javascript:void(0)" id="collapsed-sidebar-toggle-button"><i class="fa fa-bars"></i></a></li>
                <li><a href="javascript:void(0)" id="toggle-fullscreen"><i class="fa fa-expand"></i></a></li>
            </ul>
        </div>
    </div>
</nav>
</div>